baber/WOPTO huggingface dataset:
Patent JP-2020194468-A (JP)
Title: Road surface condition identification system, road surface condition identification device, and computer program
Inventor: SHIBATA MOTOO
IPC: G08G1/00
Filed: 2019-05-30
Abstract: To provide a road surface condition identification system, road surface condition identification device, and computer program, which allow for accurately identifying passage of a vehicle over bumps by utilizing a combination of sensors generally installed in many vehicles.SOLUTION: A road surface condition identification system provided herein is configured to: acquire front-rear acceleration being acceleration in a front-rear direction of a vehicle, and acquire a front-rear wheel speed difference being a difference in rotational speed between front wheels and rear wheels of the vehicle; and identify that the vehicle has passed over a bump when the front-rear wheel speed difference becomes equal to or greater than a second threshold within a given period of time after a rate of change in the front-rear acceleration becomes equal to or greater than a first threshold.SELECTED DRAWING: Figure 9
Patent JP-2020198244-A (JP)
Title: Led driving device and display apparatus, and control apparatus for the led driving device
Inventor: NAGAO KEI
IPC: H05B45/00
Filed: 2019-06-04
Abstract: To provide an LED driving device capable of avoiding an LED from being unable to light when a cathode side of an LED is short-circuited.SOLUTION: A driving device 50 drives a DC/DC converter 20. A detector 80 detects a feedback voltage Vfb at a side of a cathode of an LED row 10. A resistance element 40 and an error amplifier 85 form a current detector and detect a current Iout flowing through the LED row 10. A controller 70 performs feedback voltage control based on the feedback voltage Vfb when a short-circuit failure at the side of the cathode of the LED row 10 does not occur. When the above-mentioned short-circuit failure occurs, the controller 70 performs limited current control for driving the DC/DC converter based on the current Iout.SELECTED DRAWING: Figure 1
Patent JP-2020199842-A (JP)
Title: Rear part vehicle body structure of vehicle
Inventor: KUBOTA HARUMITSU
IPC: B60R19/24
Filed: 2019-06-07
Abstract: To provide a rear part vehicle body structure of a vehicle which achieves improvement of performance of protecting vehicle components disposed below a rear floor against a rear collision load.SOLUTION: A rear part vehicle body structure of a vehicle is provided with: a rear bumper reinforcement 37 including a rear bumper beam part 33 extending in a vehicle width direction along a rear bumper and load absorption parts 32 extending from left and right ends of the rear bumper beam part 33 to the vehicle front; and rear side frames 20 extending in a vehicle fore and aft direction at left and right side parts of a rear floor and respectively connected to front ends of the load absorption parts 32 at rear ends. Further, vehicle components are disposed below the rear floor. A vertical center C1 of the rear bumper beam part 33 is located below a vertical center C2 of the rear side frame 20.SELECTED DRAWING: Figure 4
Patent JP-2020200728-A (JP)
Title: Wall surface joint device
Inventor: GOTO HIDEO
IPC: E04B1/68
Filed: 2019-06-13
Abstract: To provide a wall surface joint device capable of preventing one joint plate from entering the back side of the other joint plate and absorbing shaking motion due to an earthquake without being damaged.SOLUTION: A joint device 1 that closes a joint portion between skeletons includes one joint plate 6 having a mounting base end portion provided on one skeleton 3 via a hinge member 5, a recess 7 formed at a free end portion of the one joint plate and extending in the vertical direction, the other joint plate 8 whose mounting base end is provided on the other skeleton 4 via the hinge member 5, a protrusion 9 that is formed at the free end portion of the other plate and normally enters the recess, a joint plate urging mechanism 10 that constantly urges one and the other joint plates inward of the joint portion, and a stopper 11 that prevents one and the other joint plates from rotating inward by a predetermined angle or more.SELECTED DRAWING: Figure 1
Patent JP-2020205526-A (JP)
Title: Image forming apparatus, control method, and program
Inventor: YOSHIDA AKITO
IPC: G03G21/00
Filed: 2019-06-17
Abstract: To provide an image forming apparatus, a control method, and a program that can appropriately perform notification when detecting a state different from a normal state in a picked-up image picked up by an imaging device.SOLUTION: An image forming apparatus 10 in a system 1 comprises an image forming unit that performs image formation, and the image forming apparatus comprises: an acquisition unit that acquires a picked-up image picked-up by an imaging device 20 that can be connected to the image forming apparatus via a network NW; a detection unit that detects a state different from normality in the acquired picked-up image; and a notification unit that, when the detection unit detects the state different from normality, performs control of performing notification according to the operation mode of the image forming apparatus.SELECTED DRAWING: Figure 1
Patent JP-2020203698-A (JP)
Title: Package
Inventor: KODAIRA KENTA
IPC: B65D5/66
Filed: 2019-06-17
Abstract: To provide a package capable of easily inserting an insertion flap.SOLUTION: A package includes a packaging box and at least one article which is stored in the packaging box. The packaging box includes: a box body having an upper opening and capable of storing the article; and an upper lid part for openably/closably closing the upper opening. The upper lid part includes: an insertion flap 62 foldably connected to a tip of an upper lid flap 61, and inserted in the upper opening so as to be in contact with a second surface 44; and a pair of side flaps foldably connected to each of a third side and a fourth side. When the article is stored in the packaging box in a state of being installed at a lower lid part, a clearance of first length is formed in the height direction between an upper end of the article and the upper lid part. The insertion flap includes at least one recessed part 65, and insertion length into the upper opening of the place where the recessed part is formed is shorter than the first length.SELECTED DRAWING: Figure 2
Patent JP-2020205552-A (JP)
Title: Communication relay device, communication relay system, method, and program
Inventor: ONO KENICHI
IPC: H04W80/02
Filed: 2019-06-18
Abstract: To easily incorporate a system using CPRI as a transmission protocol when introducing a system using eCPRI as a transmission protocol.SOLUTION: A communication relay device of an embodiment is a communication relay device that relays transmission data by using a first transmission protocol between an aggregation base station and a first mobile communication terminal device. A transmission protocol conversion unit converts and relays transmission data transmitted by using a second transmission protocol between a radio base station and a second mobile communication terminal device into transmission data in the first transmission protocol.SELECTED DRAWING: Figure 2
Patent JP-2019158336-A (JP)
Title: Heat source device
Inventor: NAITO KATSUMI
IPC: F16K27/00
Filed: 2019-06-18
Abstract: To improve processing such as distribution or mixing for fluid such as high/low temperature heat medium, to simplify a circulation passage for fluid.SOLUTION: A heat source device comprises: a heat source (burner 40); a circulation passage (28-1) for circulating a heat medium; heat exchange units (heat medium heat exchange units 26-111, 26-112) configured to receive a low-temperature heat medium (HM2) from the circulation passage, to exchange heat between the low-temperature heat medium and the heat source; and a valve unit (2) that receives high-temperature heat media (HM, HM1) from the heat exchange units through the circulation passage to distribute the high-temperature heat media to at least two systems, and mixes the low-temperature heat medium with the high-temperature heat media to obtain a mixed heat medium.SELECTED DRAWING: Figure 2
Patent JP-2021001629-A (JP)
Title: Bearing member and fluid dynamic pressure bearing device including the same
Inventor: ITO FUYUKI
IPC: F16C17/10
Filed: 2019-06-20
Abstract: To provide a bearing member made of sintered metal, having high strength, and superior in dimensional accuracy of a radial bearing face.SOLUTION: In a bearing member 8 composed of a cylindrical sintered body and having radial bearing faces A formed by siding on axially separated two parts of an inner peripheral face 8a, the sintered body includes a pair of first cylindrical portions 81 respectively having the radial bearing faces A, and a second cylindrical portion 82 sintered with both the first cylindrical portions 81 in a state of axially kept into contact with both the first cylindrical portions 81. Both the cylindrical portions 81, 82 include 20-60 mass % of copper, and an iron structure is composed of copper iron-based sintered metal connected through an alloy structure of copper and tin. A mass ratio of copper occupied in the second cylindrical portion 82 is lower than a mass ratio of copper occupied in the first cylindrical portion 81, and a mass ratio of tin occupied in the second cylindrical portion 82 is higher than a mass ratio of tin occupied in the first cylindrical portion 81.SELECTED DRAWING: Figure 3
Patent JP-2021003231-A (JP)
Title: Game machine
Inventor: OSOZAWA KAZUYA
IPC: A63F7/02
Filed: 2019-06-25
Abstract: To suppress a problem of excessively giving an impression that the main cause of dependence on a game is a game machine.SOLUTION: A game machine includes display means capable of displaying a first image for showing a title of the game machine, a second image for alerting a player to dependence on a game, and a third image for showing copyright information pertaining to a title of the game machine that are displayed as a performance during a non-game state. In the above configuration, the display means displays the third image and also displays the first image during a first specific period from among non-game periods, and displays the second image without displaying the third image during a second specific period from among non-game periods.SELECTED DRAWING: Figure 28
Patent JP-2021006431-A (JP)
Title: Driving support method and driving support device
Inventor: TSUCHIYA CHIKAO
IPC: B60W30/10
Filed: 2019-06-28
Abstract: To suppress autonomous travelling control from being determined to be impossible unnecessarily just before a point at which estimation accuracy is required, in determining whether the autonomous travelling control should be performed or not in accordance with estimation accuracy in autonomous position estimation that is required at a front point on a travel scheduled route.SOLUTION: In a driving support method, a travel scheduled route for an own vehicle is set (S1), a current self position of the own vehicle and an error of the self position are estimated (S2), an allowable error for the self position at a front point on the travel scheduled route is set (S5), the allowable error is corrected so that the error increases as the point at which the allowable error is set is farther way from the own vehicle (S6), and it is determined whether autonomous travelling control of the own vehicle should be performed or not, in accordance with whether the error of the self position is within the allowable error or not (S7-S9).SELECTED DRAWING: Figure 6
Patent JP-2021010431-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2019-07-04
Abstract: To provide a game machine which can improve the interest.SOLUTION: There are plural types of periods as periods to be controlled to the special state that is advantageous to a player and different from the advantageous state. A game state comprises performance mode control means which can control the game into plural types of performance modes having the different possibilities of being controlled to the advantageous state in a period that is controlled to the special state in the special state. The performance mode can suggest the possibility of being controlled to the advantageous state in a period of being controlled to the special state with the combination of plural types of first elements and plural types of second elements. Selection ratios of the performance modes are different in accordance with the control to the special state in which period when being set to the advantageous setting value or the disadvantageous setting value. At least one of the selection ratio of the first element and the selection ratio of the second element is different in a case where the control is made to the special state in the same period between the case of being set to the advantageous setting value and the case of being set to the disadvantageous setting value.SELECTED DRAWING: Figure 8-29
Patent JP-2020008861-A (JP)
Title: Optical multilayer film, optical component having the same, and display device
Inventor: HEO YOUNG MIN
IPC: B32B7/023
Filed: 2019-07-09
Abstract: To solve the problem that a polyester film, such as one made of polyethylene terephthalate, has a very large birefringence, which tends to distort a polarization state between a polarizer and liquid crystal, causing visibility to be significantly impaired.SOLUTION: An optical multilayer film disclosed herein consists of a laminate comprising a polyester base layer, a primer layer, and a hard coat layer that are sequentially laminated, and is adapted to prevent rainbow irregularity and reduction in visibility while enhancing mechanical characteristics by adjusting in-plane retardation of the base layer and a refractive index of each layer. As such, an optical component and a display device comprising such optical multilayer film offer superior optical characteristics and can operate normally even in harsh environments.SELECTED DRAWING: None
Patent JP-2021013596-A (JP)
Title: Information processing device and putout management system
Inventor: HAIJIMA JUN
IPC: A63F5/04
Filed: 2019-07-12
Abstract: To provide an information processing device capable of improving sales of a casino by reducing attendants residing on a casino floor while securing the validity of hand pay and preventing an operation interruption of a gaming machine, and a putout management system.SOLUTION: Balance information of a game value is transmitted to the outside in the case of receiving erasure information representing the erasure of the balance information of the game value stored in a game machine from the game machine after receiving condition (hand pay) establishment information representing that a prescribed condition (an occurrence condition of hand pay) for performing prize awarding to a player separately from processing of the gaming machine is established.SELECTED DRAWING: Figure 1
Patent JP-2021015078-A (JP)
Title: Radar device and target detection method
Inventor: NAKAMURA TAKAYUKI
IPC: G01S13/12
Filed: 2019-07-16
Abstract: To provide a radar device which allows for avoidance of such a situation that Doppler frequency of a clutter expands and a target is covered with a clutter throughout all frequency bands, and effectively separates the target and the clutter from each other and reliably detects the target.SOLUTION: A radar device of the present embodiment comprises a transmitter, a receiver, a clutter range calculator, a pulse adjuster, and a target detector. The transmitter transmits a transmission wave via an antenna at a prescribed pulse repetition interval. The receiver receives a reception wave with respect to the transmission wave via the antenna. The clutter range calculator calculates the distance range of a clutter included in the reception wave. The pulse adjuster adjusts the pulse repetition interval on the basis of the distance range of the clutter when the expanse of the clutter spreads through the frequency bands of the reception wave and a target cannot be detected from the reception wave. The target detector separates the clutter and a target from each other and detects the target from the reception wave with respect to the transmission wave which is based on the pulse repetition interval to be adjusted by the pulse adjuster.SELECTED DRAWING: Figure 1
Patent JP-2021015926-A (JP)
Title: Method for manufacturing retainer
Inventor: MORIKAWA KAZUKO
IPC: H01L21/683
Filed: 2019-07-16
Abstract: To suppress insufficient carbonization of a heat generating resistor arranged inside a large-sized holding body which constitutes a retainer and has a flow path formed therein.SOLUTION: A retainer has a retaining body which has a first surface, is formed of AlN having a purity of 95 wt% or more, and has a diameter of 150 mm or more and a thickness of 5 mm or more, and a target object is held on the first surface of the retainer. A flow path and a heating resistor made of tungsten carbide (WC) are provided inside the retaining body. A method for manufacturing a retainer includes a preparation step of preparing a laminate having a flow path and a pre-firing heating resistor formed of at least one of tungsten (W) and ditungsten carbide (W2C) inside the retaining body, a degreasing step of degreasing the laminate so that the residual carbon content after degreasing is 0.4 wt% or more, and a firing step of producing the retaining body and the heating resistor by firing the laminate after the degreasing step in a closed space.SELECTED DRAWING: Figure 7
Patent JP-2021017893-A (JP)
Title: Sealing device
Inventor: Sakano yuya
IPC: F16J15/3256
Filed: 2019-07-17
Abstract: To provide a sealing device which can achieve low torque while inhibiting entry of foreign objects.SOLUTION: A sealing device body 200 includes: a reinforcement ring 210; and a seal part formed by an elastic body having at least one seal lip slidably provided at a slinger 100 and an annular protruding part 225 protruding to the opposite side (A) of a sealing object area side (O), the seal part 200 integrally provided with the reinforcement ring 210. The slinger 100 includes: a slinger body 110 made of a metal; and an auxiliary seal part 122 formed by an elastic body which contacts with the annular protruding part 225 when a rotary shaft 500 does not rotate and may deform so as to be moved away from the annular protruding part 225 by centrifugal force caused by rotation of the rotary shaft 500.SELECTED DRAWING: Figure 3
Patent JP-2021017917-A (JP)
Title: Method for fixing ball seat of ball joint and ball seat fixing structure
Inventor: KURODA SHIGERU
IPC: B60G21/055
Filed: 2019-07-18
Abstract: To caulk a ring in a housing to enable processing of fixing a ball seat in a short tact time, thereby reducing a manufacturing cost.SOLUTION: A ball joint J1 comprises a circumferential groove 21c1 provided on an outer periphery of a trunk part of a housing 21, and further comprises a ring 24 arranged inside an opening end part of the housing 21 and set on a ball seat 12. Then, a roller 31 is inserted into the groove 21c1 of the housing 21, a groove forming trunk part 21d is projected into the housing 21 in a circumferential manner while pressing the groove forming trunk part 21d at a portion where the groove 21c1 is formed in the insertion direction with the inserted roller 31, and this projection forms a convex part 21e that caulks the ring 24.SELECTED DRAWING: Figure 2
Patent JP-2021020347-A (JP)
Title: Image formation apparatus
Inventor: ITO RYUSUKE
IPC: B41J29/38
Filed: 2019-07-25
Abstract: To provide an image formation apparatus for determining that a failure component has been exchanged with a normal component.SOLUTION: An image formation apparatus monitors an error of a rotary development unit 13 by a rotary detection sensor 242. When the error occurs, a CPU 212a specifies a failure part and a failure component that cause an error by a failure part specific function prepared for each component for driving the rotary development unit 13. The CPU 212a stores failure part information including information indicating the failure component and information indicating the failure part specific function used for specifying the failure part, in an RAM 212c. Before a pre-preparation operation for enabling an image formation operation is performed in restarting after specification of the failure part, the CPU 212a specifies the failure part by the failure part specific function included in the failure part information, and determines whether or not the failure component has been exchanged with a normal component.SELECTED DRAWING: Figure 2
Patent JP-2021021604-A (JP)
Title: Current detector
Inventor: MASUDA TAKAHIRO
IPC: G01R15/20
Filed: 2019-07-26
Abstract: To provide a current detector which can detect a wide range of current with high accuracy.SOLUTION: A drive device 1 includes: a current sensor 11a and a current sensor 11b for contactlessly detecting a current flowing through a current path L and outputting a voltage based on the current flowing through the current path L; a selection unit 121 for selecting one current sensor of the current sensor 11a and the current sensor 11b; and a current detection unit 122 for detecting the current value of the current flowing through the current path L on the basis of the voltage outputted by the current sensor selected by the selection unit 121. The current sensor 11a and the current sensor 11b output a voltage the voltage value of which is lower than or equal to a saturation voltage value when the current value of the current flowing through the current path L is smaller than or equal to an upper-limit value and output a voltage the voltage value of which equals to the saturation voltage value when the current value of the current flowing through the current path L is larger than the upper-limit value.SELECTED DRAWING: Figure 1
Patent JP-2021020235-A (JP)
Title: Electrode polishing method
Inventor: FURUSE NOBUHIRO
IPC: B23K11/30
Filed: 2019-07-26
Abstract: To provide an electrode polishing method which can suppress the fusion of chips of an electrode to a cutting edge while suppressing a chip quantity of the electrode.SOLUTION: A polishing method for polishing electrodes 110, 120 by pressing tips of the electrodes to a rotating cutter 6 which is rotationally driven by a drive motor 2, includes: an edge bite-in step for making an edge part of a rotating cutter bite into the tips of the electrodes; and a main cutting step for cutting the electrodes by decreasing pressurization forces of the electrodes, and increasing the rotation number of the rotating cutter more than those in the edge bite-in step. The rotation number of the rotating cutter in polishing is set at 450 rpm or larger in the main cutting step.SELECTED DRAWING: Figure 1
Patent JP-2021019526-A (JP)
Title: Herbicide spreading machine
Inventor: TAKARAKO SADATOSHI
IPC: A01M21/04
Filed: 2019-07-26
Abstract: To provide a herbicide spreading machine that eliminates the need for mechanical maintenance, is safe, reduces production cost, and can spread the herbicide of emulsion even if being an extremely slight paddy field.SOLUTION: A herbicide spreading machine is used in a paddy field with water being spread. The herbicide spreading machine includes at least a flat-shaped vessel body made by styrene-foam, a tow thread, a tank for herbicide, a discharge pipe for discharging the herbicide, and a discharge device for opening and closing an outlet of the discharge pipe. Also, the discharge device has at least a turning shaft pivoted so as to be horizontally perpendicular to the traveling direction of the vessel body, a resistor fixed to the turning shaft, and a packing fixed to the turning shaft. Also, the discharge device is pulled or stopped by the tow thread, and thereby the resistor is turned by the resistance of water, and the outlet is opened and closed by the turning of the packing therewith to make the herbicide be spread.SELECTED DRAWING: Figure 1